GARY L DOUYLLIEZ CDM
NPI 1063166023
Dietary Manager in Deland, FL

NPI Status: Active since February 09, 2022

Contact Information

30 GIEL DR
DELAND, FL
ZIP 32720
Phone: (904) 417-8432

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  • Individual
  • Male
  • Dietary Manager

About GARY DOUYLLIEZ

This page provides the complete NPI Profile along with additional information for Gary Douylliez, a provider established in Deland, Florida with a medical specialization in Dietary Manager. The healthcare provider is registered in the NPI registry with number 1063166023 assigned on February 2022. The practitioner's primary taxonomy code is 132700000X. The provider is registered as an individual and his NPI record was last updated 4 years ago.

NPI
1063166023
Provider Name
GARY L DOUYLLIEZ CDM
Gender
Male
Entity Type
Individual
Location Address
30 GIEL DR DELAND, FL 32720
Location Phone
(904) 417-8432
Mailing Address
30 GIEL DR DELAND, FL 32720
Mailing Phone
(904) 417-8432
Is Sole Proprietor?
Yes
Enumeration Date
02-09-2022
Last Update Date
02-09-2022
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Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Dietary Manager

Taxonomy Code
132700000X
Type
Dietary & Nutritional Service Providers
Taxonomy Description
A dietary manager is a trained food services professional who is charged with maintaining cost/profit objectives, purchasing foods and services for the department and supervising staff.. Dietary managers are trained to understand the basic nutritional needs of clients and work in partnership with dietitians, who offer specialized nutritional expertise. The CDM certified dietary manager designation is an advanced professional credential awarded to dietary managers who have completed specific course work, have passed the national credentialing exams (including a sanitation and safety exam) and have applied for certification.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1063166023, we treat the final digit (3) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 47. The final step is to find the difference between that total and the next multiple of ten (50 - 47 = 3).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
0
Unchanged
Pos 3
6
Doubled → 12 → 1 + 2
Pos 4
3
Unchanged
Pos 5
1
Doubled → 2
Pos 6
6
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
0
Unchanged
Pos 9
2
Doubled → 4
Check
3
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 6 → 12 → 3 1 → 2 6 → 12 → 3 2 → 4

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 0 + 1 + 2 + 3 + 2 + 6 + 1 + 2 + 0 + 4 + 24 = 47

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 47 is 50. The difference is the calculated check digit.

50 - 47 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1063166023.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1063166023, enumerated as an "individual" on February 09, 2022.

The provider is located at 30 GIEL DR DELAND, FL 32720 and the phone number is (904) 417-8432.

Dietary Manager with taxonomy code 132700000X.